The Tacticool22 AM1 Muzzle Brake is a perfect fit for AR-9 platform rifles, pistols, and variants in 9mm caliber. A total of 25 ports on three sides allow gas to escape quickly, while the bottom is non-ported. This clean, simple design keeps muzzle rise to a minimum and reduces recoil, giving you faster follow-up shots. The diverted gases also keep dirt and dust from blowing into your field of view when lying prone. Made from stainless steel, this